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[LeetCode] Lowest Common Ancestor of a Binary Tree 二叉树的最小共同父节点
Given a binary tree, find the lowest common ancestor (LCA) of two given nodes in the tree.According to thedefinition of LCA on Wikipedia: “The lowest ...
分类:其他好文   时间:2015-07-13 07:49:28    阅读次数:148
235 Lowest Common Ancestor of a Binary Tree
题目235 Lowest Common Ancestor of a Binary Tree因为是binary search tree,因此利用没个节点的值进行二分查找即可复杂度O(h)class Solution: # @param {TreeNode} root # @param {T...
分类:其他好文   时间:2015-07-13 07:48:45    阅读次数:105
[LeetCode][JavaScript]Lowest Common Ancestor of a Binary Search Tree
Lowest Common Ancestor of a Binary Search TreeGiven a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.Ac...
分类:编程语言   时间:2015-07-12 20:09:59    阅读次数:137
【LeetCode 235】Lowest Common Ancestor of a Binary Search Tree
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedia: ...
分类:其他好文   时间:2015-07-12 17:13:07    阅读次数:101
Lowest Common Ancestor of a Binary Search Tree有问题
/** * Definition for a binary tree node. * struct TreeNode { * int val; * TreeNode *left; * TreeNode *right; * TreeNode(int x) : val(x...
分类:其他好文   时间:2015-07-12 17:09:37    阅读次数:95
[LeetCode] Lowest Common Ancestor of a Binary Search Tree
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedia: ...
分类:其他好文   时间:2015-07-12 15:36:05    阅读次数:99
[LeetCode] Lowest Common Ancestor of a Binary Search Tree 二叉搜索树的最小共同父节点
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedia: ...
分类:其他好文   时间:2015-07-12 11:07:12    阅读次数:170
Lowest Common Ancestor of a Binary Search Tree
题目很好理解,即求一棵二叉树中两个节点的公共祖先。 我的解题思路是使用DFS,求出从根节点到两个待查节点各自的路径,然后从头开始比较两个路径,最后一个相等的节点即为公共祖先节点。完整代码如下。 class Solution { public: //DFS代码 void findNode(TreeNode* root, TreeNode* toFind, vector &curPath...
分类:其他好文   时间:2015-07-12 09:39:01    阅读次数:122
Lowest Common Ancestor of Binary (Search) Tree
Given a binary search tree (BST), find the lowest common ancestor (LCA) of two given nodes in the BST.According to thedefinition of LCA on Wikipedia: ...
分类:其他好文   时间:2015-07-12 06:58:48    阅读次数:88
jQuery学习笔记
1.jQuery基本选择器:#id:根据id匹配一个元素.class:根据给定的class匹配元素element:根据标签匹配元素*:匹配所有元素selector1,selector2:将每一个选择器匹配到的元素一起返回2.层次选择器$("ancestor descendant"):选择ancest...
分类:Web程序   时间:2015-07-12 00:09:16    阅读次数:217
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